<%= form_for(:comment, :remote=>true, :url => blog_post_comments_path) do |form| %>
<fieldset>
	<legend>
		Nuevo comentario
	</legend>
	<%= form.text_area :body, :rows => 10, :cols => 50 %>
	<%= submit_tag "Comentar" %>
	<%= button_to_function "Cancelar" do |page|
      page.visual_effect :blind_up, "new_comment_form_for_post_#{@post.id}"
      page.show "add_comment_link_for_post_#{@post.id}"
    end
%>
</fieldset>
<% end %>